.top {}
.home {
    width: 1.4rem;
    height: 0.6rem;
    position: fixed;
    border: 1px solid #ccc;
    top: 0.2rem;
    left: 0.4rem;
    border-radius: .08rem;
    background-color: #ffd116;
    /* padding: .1rem .2rem; */
}
.home span {
    position: absolute;
    top: .07rem;
    left: .6rem;
    width: 0.8rem;
    font-size: .32rem;
    color: #fff;
}
.back_ico {
    position: absolute;
    top: .1rem;
    left: .1rem;
    width: 0.4rem;
    height: 0.4rem;
    background: url(../images/fanhui.png) no-repeat center;
    background-size: cover;
}
.top img {
    width: 100%;
}

.title {
    background: #fff4d6;
    height: 2rem;
    overflow: hidden;
}

.title h1 {
    font-size: .46rem;
    margin-top: .45rem;
    margin-left: .4rem;
}

.title p {
    margin-left: .4rem;
    font-size: .28rem;
}
.imtro {
    padding: .1rem .3rem;
}

.cailiao {
    padding: 0 .3rem;
}

.cailiao h3 {
    font-size: .28rem;
    margin-top: .45rem;
}

.step {
    padding: 0 .3rem;
    margin: .4rem 0;
}
.step li {
    margin: .2rem 0;
}
.step h1 {
    font-size: .28rem;
}
.step img {
    width: 100%;
}
.step li p {
    margin-left: .2rem;
    font-size: .24rem;
    margin-bottom: .2rem;
}